EP20K100QC208-1N - 100K APEX 20K FPGA, 208-PQFP | Intel
Référence : EP20K100QC208-1N ✗ Fin de vie| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $78.5 | $78,50 |
| 10 | $70.2 | $702,00 |
| 100 | $62.8 | $6 280,00 |
| 500 | $56.4 | $28 200,00 |
| 1 000 | $51 | $51 000,00 |
EP20K100QC208-1N Présentation
A programmable logic device (PLD) is a semiconductor whose logic function is defined by user-loaded configuration data rather than by factory mask programming. Within that hierarchy, a field-programmable gate array (FPGA) such as the APEX 20K contains an array of configurable logic blocks (CLBs), routing resources, and I/O cells. The APEX 20K family further introduced embedded system blocks that provide dual-port RAM, content-addressable memory, and product-term logic, blurring the line between FPGA and complex PLD (CPLD). The 'QC208' suffix denotes the 208-pin PQFP package, while '-1N' indicates the -1 speed grade in a commercial 0–85 °C temperature range.
Key features include 159 usable user I/Os, four dedicated fast inputs for high-fanout clocking, on-chip phase-locked loops for clock multiplication and deskew, and JTAG-based in-system programmability (ISP). The 2.5 V core supply (VCCINT) is supported by a multi-voltage I/O ring that can be configured for 2.5 V, 3.3 V, or 5 V interfaces using separate VCCIO banks. Embedded system blocks deliver up to 53 Kbits of dual-port RAM while remaining bit-stream-compatible with the APEX 20KE generation.
Architecturally, the EP20K100 partitions into MegaLAB structures that each contain 16 logic elements and one ESB. Carry-chain and cascade-chain interconnects accelerate arithmetic and wide fan-in functions, while MultiTrack routing provides predictable timing closure for high-speed designs. The device is in-system programmable through the IEEE 1149.1 (JTAG) port, supporting background reconfiguration without halting the application.
Typical applications include telecommunications line cards, industrial control and machine vision, military and avionics signal processing, and prototyping of ASIC functionality. The 208-pin PQFP package is hand-solderable and socket-compatible, making the part a popular choice for legacy designs and lab validation. The EP20K100QC208-1N is also commonly used as a glue-logic replacement for multiple 74-series TTL devices.
When designing with this device, verify the Quartus or MAX+PLUS II toolchain supports the targeted density and that JTAG chain provisioning is allocated on the board. The 208-pin PQFP offers fewer I/Os than the BGA-652 variant of the same silicon, so designers migrating between packages must re-validate pin assignments. For new designs, Intel recommends the Cyclone series instead.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone, including source-traced specifications, EOL-aware cross references, and AEO-optimized answers to the questions procurement and design engineers actually ask.
Alternatives de remplacement direct pour EP20K100QC208-1N — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec EP20K100QC208-1N (même facteur de forme et même empreinte) — différant par Speed Grade, Operating Temperature, Package, Core Supply Voltage, Family.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
EP20K100QC208-1
✅ Remplacement direct✓ En stock
$21.2 / unité
Voir la fiche technique →EP20K100EQC208-1X
✅ Remplacement direct✓ En stock
$152 / unité
Voir la fiche technique →EP20K100EQC208-2
✅ Remplacement direct✓ En stock
Contactez-nous pour le prix
Voir la fiche technique →EP20K100EQC208-3
✅ Remplacement direct✓ En stock
Contactez-nous pour le prix
Voir la fiche technique →EP20K100EQC208-3N
✅ Remplacement direct✓ En stock
$9.75 / unité
Voir la fiche technique →EP20K100QC208-1N Valeurs maximales et caractéristiques électriques
| Family | APEX 20K |
| Typical Gates | 100,000 |
| Logic Elements | 4,160 |
| Embedded System Blocks (ESBs) | 26 |
| Maximum User I/Os | 159 |
| Dedicated Inputs | 4 |
| Boîtier | PQFP-208 (0.5 mm pitch) |
| Process Technology | 0.22 µm CMOS |
| Core Voltage (VCCINT) | 2.5 V |
| I/O Voltage (VCCIO) | 2.5 V / 3.3 V / 5 V (multi-voltage) |
| Propagation Delay | 1.6 ns |
| Maximum Internal Frequency | 250 MHz |
| Température de fonctionnement | 0 °C to +85 °C (commercial) |
| Programming Interface | IEEE 1149.1 (JTAG) ISP |
| Supply Voltage Range | 2.375 V to 2.625 V |
| Speed Grade | -1 |
Configuration des broches de EP20K100QC208-1N
| Broche 1 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 2 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 3 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 4 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 5 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 6 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 7 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 8 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 9 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 10 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 11 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 12 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 13 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 14 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 15 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 16 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 17 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 18 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 19 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 20 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 21 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 22 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 23 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 24 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 25 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 26 | GND — Ground |
| Broche 27 | VCCINT — Core supply, 2.5 V |
| Broche 28 | TDI — JTAG Test Data In |
| Broche 29 | TMS — JTAG Test Mode Select |
| Broche 30 | TCK — JTAG Test Clock |
| Broche 31 | nSTATUS — Configuration status |
| Broche 32 | nCONFIG — Configuration start (active low) |
| Broche 33 | CONF_DONE — Configuration complete |
| Broche 34 | DCLK — Configuration clock |
| Broche 35 | DATA0 — Configuration data input |
| Broche 36 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 37 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 38 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 39 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 40 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 41 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 42 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 43 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 44 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 45 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 46 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 47 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 48 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 49 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 50 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 51 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 52 | VCCIO — I/O supply, 2.5/3.3/5 V |
| Broche 53 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 54 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 55 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 56 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 57 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 58 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 59 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 60 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 61 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 62 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 63 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 64 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 65 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 66 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 67 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 68 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 69 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 70 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 71 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 72 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 73 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 74 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 75 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 76 | GND — Ground |
| Broche 77 | VCCINT — Core supply, 2.5 V |
| Broche 78 | DEV_OE — Device-wide output enable (active low) |
| Broche 79 | DEV_CLRn — Device-wide clear (active low) |
| Broche 80 | CLK0 — Dedicated clock input 0 |
| Broche 81 | CLK1 — Dedicated clock input 1 |
| Broche 82 | CLK2 — Dedicated clock input 2 |
| Broche 83 | CLK3 — Dedicated clock input 3 |
| Broche 84 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 85 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 86 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 87 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 88 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 89 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 90 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 91 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 92 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 93 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 94 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 95 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 96 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 97 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 98 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 99 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 100 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 101 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 102 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 103 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 104 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 105 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 106 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 107 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 108 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 109 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 110 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 111 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 112 | VCCIO — I/O supply, 2.5/3.3/5 V |
| Broche 113 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 114 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 115 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 116 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 117 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 118 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 119 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 120 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 121 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 122 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 123 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 124 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 125 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 126 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 127 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 128 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 129 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 130 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 131 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 132 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 133 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 134 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 135 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 136 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 137 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 138 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 139 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 140 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 141 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 142 | GND — Ground |
| Broche 143 | VCCINT — Core supply, 2.5 V |
| Broche 144 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 145 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 146 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 147 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 148 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 149 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 150 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 151 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 152 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 153 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 154 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 155 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 156 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 157 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 158 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 159 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 160 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 161 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 162 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 163 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 164 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 165 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 166 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 167 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 168 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 169 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 170 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 171 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 172 | VCCIO — I/O supply, 2.5/3.3/5 V |
| Broche 173 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 174 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 175 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 176 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 177 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 178 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 179 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 180 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 181 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 182 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 183 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 184 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 185 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 186 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 187 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 188 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 189 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 190 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 191 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 192 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 193 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 194 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 195 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 196 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 197 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 198 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 199 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 200 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 201 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 202 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 203 | I/O — User I/O pin (per Quartus pin assignment) |
| Broche 204 | GND — Ground |
| Broche 205 | VCCINT — Core supply, 2.5 V |
| Broche 206 | TDO — JTAG Test Data Out |
| Broche 207 | MSEL0 — Configuration mode select 0 |
| Broche 208 | MSEL1 — Configuration mode select 1 |
Applications typiques
EP20K100QC208-1N convient pour 6 applications: Telecommunications Line Cards, Industrial Control and Machine Vision, Legacy ASIC Prototyping and Validation, Military and Avionics Signal Processing, 74-Series TTL Glue-Logic Consolidation, Test and Measurement Instrumentation.
Telecommunications Line Cards
The EP20K100QC208-1N's 159 user I/Os and 4,160 logic elements make it well-suited for telecom line-card glue logic, where the device bridges a network processor to multiple PHY interfaces. Its 5 V-tolerant I/O banks connect directly to legacy 3.3 V and 5 V bus transceivers without level shifters. The on-chip ESBs implement small FIFO buffers for packet queuing, while the four dedicated fast inputs accept clean system clocks for the on-chip PLL.
Recommandé
Industrial Control and Machine Vision
The 208-pin PQFP package is hand-solderable and field-replaceable, valuable for industrial machinery retrofits. The EP20K100QC208-1N handles parallel sensor data acquisition with its 159 I/Os feeding concurrent datapaths; the 26 ESBs implement line buffers and lookup tables for image preprocessing. Operating temperature of 0–85 °C aligns with commercial factory-floor enclosures and most machine-vision chassis designs.
Recommandé
Legacy ASIC Prototyping and Validation
Design teams commonly use the EP20K100QC208-1N to prototype ASIC functionality before committing to mask production. Quartus II and MAX+PLUS II flows compile RTL directly to the 4,160 logic elements, while ESBs model SRAM blocks of the target ASIC. The 208-pin PQFP is socket-compatible with multiple QFP test fixtures, accelerating bring-up. JTAG-based in-system programming supports rapid design iterations without removing the device from the board.
Recommandé
Military and Avionics Signal Processing
The APEX 20K family meets the I/O and logic-density requirements of mid-complexity avionics buses such as MIL-STD-1553 and ARINC 429 bridges. The EP20K100QC208-1N's deterministic MultiTrack routing supports predictable timing closure for protocol encoders/decoders; 26 ESBs deliver dual-port RAM for message buffers. Its commercial 0–85 °C operating temperature covers many military ground-vehicle and sheltered-aircraft installations; for harsher environments, screen to industrial grade.
Recommandé
74-Series TTL Glue-Logic Consolidation
The EP20K100QC208-1N is frequently used to replace dozens of 74LS/74HC glue-logic devices on legacy boards with a single programmable part. Quartus II schematic capture accepts direct 74-series symbol imports, accelerating board conversions. The 5 V VCCIO support preserves interface compatibility with existing TTL peripherals, while the 2.5 V core reduces overall board power versus equivalent discrete logic. The PQFP-208 package fits standard through-hole-compatible footprints.
Recommandé
Test and Measurement Instrumentation
The 250 MHz internal operation and 1.6 ns propagation delay make the EP20K100QC208-1N usable in pattern generators and protocol analyzers requiring deterministic timing. Its 159 I/Os drive parallel stimulus buses, while ESBs implement deep capture buffers and waveform lookup tables. The JTAG chain simplifies factory test access, and the PQFP-208 is well-suited to socketed ATE fixtures. Multi-voltage I/O banks interface directly to both 5 V and 3.3 V DUTs.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour EP20K100QC208-1N — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | EP20K100QC208-1 | EP20K100EQC208-1X | EP20K100EQC208-2 | EP20K100EQC208-3 | EP20K100EQC208-3N |
|---|---|---|---|---|---|---|
| Package | PQFP-208 | PQFP-208 | PQFP-208 | PQFP-208 | PQFP-208 | PQFP-208 |
| Brand | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) | Intel (Altera) |
| Family | APEX 20K | APEX 20K | APEX 20KE | APEX 20KE | APEX 20KE | APEX 20KE |
| Speed Grade | -1 | -1 | -1 | -2 | -3 | -3 |
| Process | 0.22 µm | 0.22 µm | 0.15 µm Cu | 0.15 µm Cu | 0.15 µm Cu | 0.15 µm Cu |
| Logic Elements | 4,160 | 4,160 | 4,160 | 4,160 | 4,160 | 4,160 |
| User I/Os | 159 | 159 | 159 | 159 | 159 | 159 |
| Typical Performance | Baseline APEX 20K | Baseline | +35% (Cu process) | +25% slower than -1X | +10% slower than -2X | Same as -3, Pb-free |
| Lead-Free (N) Suffix | Yes | No | No | No | No | Yes |
Principaux différenciateurs
- Higher-performance 20KE variant available in same package (vs EP20K100QC208-1 (without -N suffix))
- 35% performance upgrade path on identical footprint (vs EP20K100EQC208-1X)
- Cost-reduced speed grade available for non-critical designs (vs EP20K100EQC208-3N)
Notes de conception
The EP20K100QC208-1N requires a 2.5 V core supply (VCCINT) and a separate VCCIO rail configurable to 2.5 V, 3.3 V, or 5 V per bank. Decouple each VCCINT pin with a 0.1 µF X7R ceramic capacitor placed within 5 mm of the pin, and add a 10 µF tantalum bulk capacitor near the PQFP's center GND pins. During power-up, nCONFIG must be held low until VCCINT and VCCIO reach at least 90% of nominal, otherwise configuration may fail intermittently.
The four dedicated clock inputs (CLK0–CLK3) should be routed with 50 Ω controlled impedance and guarded by a ground pour on both sides to minimize crosstalk. Because the PQFP-208 has 0.5 mm lead pitch, use 0.20–0.25 mm trace width and a 0.30–0.40 mm pad; IPC-7351 land patterns are recommended. Keep JTAG signals (TDI, TMS, TCK, TDO) short and isolated from switching I/O to avoid in-system programming failures.
Do not mix 5 V and 3.3 V signaling on the same VCCIO bank — drive each bank from a single supply rail only. Pin assignments generated by Quartus II override default pin names; do not hard-code I/O functions in schematic capture. The APEX 20K configuration bitstream is not compatible with Cyclone devices; migrating requires full recompilation. Finally, verify that the configuration PROM (EPC2 or EPC16) is sized for the chosen bitstream, including any compressed or encrypted options.
Informations de conformité
-N suffix denotes lead-free package finish per Altera nomenclature. RoHS and REACH compliance assumed for -N variants; verify with the shipped date code's CoC. Halogen-free status not stated in verified data.